Roger Li@rog3rliFollow BadgesProblem Solving CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Problem Solving (Intermediate)VerifiedskillWork Experiencerog3rli has not updated employment details yet.Educationrog3rli has not updated education details yet.Linksrog3rli has not updated links details yet. Skillsrog3rli has not updated skills details yet.